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Question
What are the advantages of DOL starter?
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
1.The place occupy is less.
2.can be used for high torque motors. like cruchers.blowers.
3.trouble shooting is very simple.
4.cost.
 
Is This Answer Correct ?    46 Yes 6 No
Sennapparajan
 
Answer
# 2
the advantages of DOL starter:-This is a protection device.
When motor takes large current from supply, then trip to
suplly.& safe from burn out.
When single phasing occures in the system then become
trip to sypply.by O.L.c.(over load coil).
 
Is This Answer Correct ?    11 Yes 2 No
Kapil Narayanrao Bahadure
 
 
 
Answer
# 3
1. cost is less
2. compact in size
3. operation is easy
4. time of operation is less
 
Is This Answer Correct ?    7 Yes 1 No
Sathish
 
Answer
# 4
The only advantage of DOL Starter is that the cost compare
with Star Delta & Soft Starters.
 
Is This Answer Correct ?    27 Yes 22 No
V.balakrishnan
 
Answer
# 5
main advantages of dol starter are
1.cost is less(star delta starter contains 3 contactors,a timer dol
contains a contactor only).
2.protection(it contains over current protection devices.star delta
starter also contains this)
3.less space is required


but it is used only for small motors like power less than 7.5,10Hp
 
Is This Answer Correct ?    7 Yes 3 No
Jkth
 
Answer
# 6
dol starter adventage that is motor protection device
another OL Relay, contactor, motor safe purpose use that is
adventage to dol starter.
 
Is This Answer Correct ?    12 Yes 14 No
Elangkumanan
 

 
 
 
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why 3phase is 440v but where as we get phase voltage 220v,we have to get 220*3=660v.can u pleas give in detailed Avantha-Group 3
in GEAFOL Cast-Resin trnaformer of 11/.72kv which has tapping of 11550v,11250,11000,10246v in primary side. To obtain 700v. which tapping should be used of HV side as we have 11000v/720v tapping now .   1
our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage.   2
 
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